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2.1
BOILER ASSEMBLY - EXPLODED VIEW
104
CH Return Valve
105
CH Flow Valve
108
Pump Head
110
Auto Air Vent
113
Pressure Relief Valve
114
Pipe - PRV Outlet
115
Pipe - Flow
116
Pipe - Return
117
Pipe - Expansion Vessel
118
Expansion Vessel
119
Return Group Manifold
120
Flow Group Manifold
504
505
217
215
218
306
214
308
219
223
135
2
1
3
0
4
bar
326
14
Section 2 - Installation
131
Water Pressure Switch
135
Pressure Gauge
203
Gas Cock
205
Gas Valve
206
Pipe - Gas Injector
211
Injector Assy
214
Venturi
215
Fan
217
Burner
218
Gasket - Burner
219
Sump Clean Out Cover
223
Flue Manifold
211
401
313
206
506
205
324
325
302
224
Flue Manifold Top
227
Clamp Retaining Flue Turret
228
Hose Condensate Internal
229
Condensate Trap
231
Condensate Outlet Connection
239
Condensate Drain Tube
302
PCB
306
Ignition/Detection Electrode
308
Ignitor Unit
309
Thermistor
313
Ignition Lead
324
Control Box Lid
Note that item numbers are linked to the spares list
227
224
507
231
228
116
309
229
131
105
120
203
104
325
Control Box Front
326
Blank Insert
401
Heat Engine
503
Wall Mounting Bracket
504
Front Panel
505
Fascia
506
Bracket - Spark Generator
507
Bracket - Expansion Vessel
503
118
115
114
113
309
110
239
119
117
108
Installation and Servicing
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